Seiko Cal. 3815 - 662

This Spring Drive model from 1968 features a 39mm PVD Black case. It features a Champagne dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-5e19d8f60444]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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